Premiums Receivable and Other Insurance Assets (Tables)

12 Months Ended

Dec. 31, 2015

Premiums Receivable and Other Insurance Assets [Abstract]

Premiums Receivable and Other Insurance Assets [Table Text Block]

Premiums receivable and other insurance assets consisted of the following.

December 31, ($ in millions)	2015		2014
Prepaid reinsurance premiums	$	382	$	326
Reinsurance recoverable on unpaid losses	120		143
Reinsurance recoverable on paid losses	18		12
Premiums receivable	82		90
Deferred policy acquisition costs	1,199		1,124
Total premiums receivable and other insurance assets	$	1,801	$	1,695